Keystones — Bedrock
Five GCSE retrieval questions · 1 May 2017 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 41 + 80
Answer: 41 + 80 = 121 -
2. Algebra Substitution
If x = 6, find the value of 4x + 3
Answer: 27 -
3. Geometry Converting lengths
Convert 4m to cm
Answer: 400cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 10, 10, 4, 4
Answer: 7